World leaders worry after Mattis resigns in protest08:43
Defense Secretary James Mattis, the last restraint on an impulsive President Trump, resigned in protest after Trump ignored his advice about withdrawing troops from Syria. Fear about what an unchecked Trump might do is reverberating around the world and rattling U.S. allies. Katy Tur discusses with John McLaughlin and Nicholas Kristof.
Sen. Jon Tester (D-MT) outraged by the Senate's inaction on shutdown10:52
Aides reveal Trump wants out of NATO, a dream of Putin19:05
‘The Trump administration's new face of cruelty’07:45
Trump’s historic Russia denial will follow him forever19:56
Rep. Joaquin Castro ‘stunned,’ vows thorough investigation05:13
Report: FBI opened probe into whether Trump secretly worked for Russia14:48